O-ring, 4 inch I.D. x 5/64 inch thick. For transmission front PTO pinion shaft & input shaft retainer to housing. For 8-speed & late multi-power. Tractors: MF135, MF150, MF165, MF175, MF180. For all 6-, 8-, 12-speed & multi-power except where noted. Tractors: MF235 (except 6-speed), MF240 (except 6-speed), MF245 (excpet 6-speed), MF250, MF253, MF255, MF265, MF270, MF275, MF282, MF285, MF290, MF298, MF360, MF375, MF383, MF390, MF390T, MF398, MF399, MF670, MF690, MF698, MF699, MF1080, MF1085. For industrials except with instant reverse or where noted: 20 except 6-speed, 20C except 6-speed, 20D, 30 except 6-speed, 30B, 30D, 30E, 31 except 6-speed, 40B, 50A late 8-speed, 50C, 50D, 50E.

Interchange 880418, Net Weight (lbs) 0.06 Brand TISCO Make Type Model Massey Ferguson Tractor 1080 Massey Ferguson Tractor 1085 Massey Ferguson Tractor 135 Massey Ferguson Tractor 150 Massey Ferguson Tractor 165 Massey Ferguson Tractor 175 Massey Ferguson Tractor 180 Massey Ferguson Tractor 20 Massey Ferguson Tractor 20C Massey Ferguson Tractor 20D Massey Ferguson Tractor 235 Massey Ferguson Tractor 240 Massey Ferguson Tractor 245 Massey Ferguson Tractor 250 Massey Ferguson Tractor 253 Massey Ferguson Tractor 255 Massey Ferguson Tractor 265 Massey Ferguson Tractor 270 Massey Ferguson Tractor 275 Massey Ferguson Tractor 282 Massey Ferguson Tractor 285 Massey Ferguson Tractor 290 Massey Ferguson Tractor 298 Massey Ferguson Tractor 30 Massey Ferguson Tractor 30B Massey Ferguson Tractor 30D Massey Ferguson Tractor 30E Massey Ferguson Tractor 31 Massey Ferguson Tractor 360 Massey Ferguson Tractor 375 Massey Ferguson Tractor 383 Massey Ferguson Tractor 390 Massey Ferguson Tractor 390T Massey Ferguson Tractor 398 Massey Ferguson Tractor 399 Massey Ferguson Tractor 40B Massey Ferguson Tractor 50A Massey Ferguson Tractor 50C Massey Ferguson Tractor 50D Massey Ferguson Tractor 50E Massey Ferguson Tractor 670 Massey Ferguson Tractor 690 Massey Ferguson Tractor 698 Massey Ferguson Tractor 699